$ git clone -n https://src.fedoraproject.org/rpms/gtk-sharp2.git /var/lib/mock/f40-build-802473-144020/root/chroot_tmpdir/scmroot/gtk-sharp2
Cloning into '/var/lib/mock/f40-build-802473-144020/root/chroot_tmpdir/scmroot/gtk-sharp2'...
$ git fetch origin c7d54129144329a9d9dc6c9cf6784163e33a7994:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gtk-sharp2
 * [new ref]         c7d54129144329a9d9dc6c9cf6784163e33a7994 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7d5412 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild