$ git clone -n https://src.fedoraproject.org/rpms/python-mirrors-countme.git /var/lib/mock/f40-build-2316233-58016/root/chroot_tmpdir/scmroot/python-mirrors-countme
Cloning into '/var/lib/mock/f40-build-2316233-58016/root/chroot_tmpdir/scmroot/python-mirrors-countme'...
$ git fetch origin 3644f3d2db90c4f6329648ad7751bdda8dd20929:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-mirrors-countme
 * [new ref]         3644f3d2db90c4f6329648ad7751bdda8dd20929 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3644f3d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild