$ git clone -n https://src.fedoraproject.org/rpms/perl-Parse-ExuberantCTags.git /var/lib/mock/f41-build-817018-150572/root/chroot_tmpdir/scmroot/perl-Parse-ExuberantCTags
Cloning into '/var/lib/mock/f41-build-817018-150572/root/chroot_tmpdir/scmroot/perl-Parse-ExuberantCTags'...
$ git fetch origin c1887a279bfb6a76fa04c9e8a22d04fe50095ddd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Parse-ExuberantCTags
 * [new ref]         c1887a279bfb6a76fa04c9e8a22d04fe50095ddd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1887a2 Perl 5.40 rebuild