Description of problem:
Package asv fails to build from source in Fedora Rawhide.

Version-Release number of selected component (if applicable):
0.5.1-5.fc37

Steps to Reproduce:
koji build --scratch f38 asv-0.5.1-5.fc37.src.rpm

Additional info:
This package is tracked by Koschei. See:
https://koschei.fedoraproject.org/package/asv

=================================== FAILURES ===================================
______________________________ test_git_submodule ______________________________
tmpdir = '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0'
    def test_git_submodule(tmpdir):
        tmpdir = six.text_type(tmpdir)
    
        # State 0 (no submodule)
        dvcs = tools.generate_test_repo(tmpdir, values=[0], dvcs_type='git')
        sub_dvcs = tools.generate_test_repo(tmpdir, values=[0], dvcs_type='git')
        ssub_dvcs = tools.generate_test_repo(tmpdir, values=[0], dvcs_type='git')
        commit_hash_0 = dvcs.get_hash("master")
    
        # State 1 (one submodule)
>       dvcs.run_git(['submodule', 'add', sub_dvcs.path, 'sub1'])
/builddir/build/BUILD/asv-0.5.1/test/test_repo.py:330: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
self = <test.tools.Git object at 0x7f32ac639a50>
args = ['submodule', 'add', '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repo6w2ko2ul', 'sub1']
chdir = True
kwargs = {'cwd': '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repow28ts9mv'}
cwd = '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repow28ts9mv'
    def run_git(self, args, chdir=True, **kwargs):
        if chdir:
            cwd = self.path
        else:
            cwd = None
        kwargs['cwd'] = cwd
>       return util.check_output(
            [self._git] + args, **kwargs)
E       asv.util.ProcessError: Command '/usr/bin/git submodule add /tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repo6w2ko2ul sub1' returned non-zero exit status 128
/builddir/build/BUILD/asv-0.5.1/test/tools.py:187: ProcessError
----------------------------- Captured stdout call -----------------------------
[100.00%] ·· Error running /usr/bin/git submodule add /tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repo6w2ko2ul sub1 (exit status 128)
             STDOUT -------->
             
             STDERR -------->
             Cloning into '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repow28ts9mv/sub1'...
             fatal: transport 'file' not allowed
             fatal: clone of '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repo6w2ko2ul' into submodule path '/tmp/pytest-of-mockbuild/pytest-0/test_git_submodule0/test_repow28ts9mv/sub1' failed

A little research suggests this is due to fixes in git for CVE-2022-39253

https://github.blog/2022-10-18-git-security-vulnerabilities-announced/#cve-2022-39253

Configuring git with protocol.file.allow=always in the test environment is probably a reasonable workaround.