$ git clone -n https://src.fedoraproject.org/rpms/python-pytest-regressions.git /var/lib/mock/f39-build-1752342-41468/root/chroot_tmpdir/scmroot/python-pytest-regressions
Cloning into '/var/lib/mock/f39-build-1752342-41468/root/chroot_tmpdir/scmroot/python-pytest-regressions'...
$ git fetch origin cab169e75b0a013500c1536dbe87e23d7d228fd1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pytest-regressions
 * [new ref]         cab169e75b0a013500c1536dbe87e23d7d228fd1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cab169e Version 2.5.0