$ git clone -n https://src.fedoraproject.org/rpms/python-hamcrest.git /var/lib/mock/f40-build-2315149-57893/root/chroot_tmpdir/scmroot/python-hamcrest
Cloning into '/var/lib/mock/f40-build-2315149-57893/root/chroot_tmpdir/scmroot/python-hamcrest'...
$ git fetch origin b9be8ff5fb2152c52cdf2556f33aaa4dc3fc22d6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-hamcrest
 * [new ref]         b9be8ff5fb2152c52cdf2556f33aaa4dc3fc22d6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9be8ff Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild