$ git clone -n https://src.fedoraproject.org/rpms/libmygpo-qt.git /var/lib/mock/f40-build-2294748-56294/root/chroot_tmpdir/scmroot/libmygpo-qt
Cloning into '/var/lib/mock/f40-build-2294748-56294/root/chroot_tmpdir/scmroot/libmygpo-qt'...
$ git fetch origin 51f71a356954288aff41f37c900b4b566cf50579:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libmygpo-qt
 * [new ref]         51f71a356954288aff41f37c900b4b566cf50579 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 51f71a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild