$ git clone -n https://src.fedoraproject.org/rpms/libmpc.git /var/lib/mock/f41-build-824497-154118/root/chroot_tmpdir/scmroot/libmpc
Cloning into '/var/lib/mock/f41-build-824497-154118/root/chroot_tmpdir/scmroot/libmpc'...
$ git fetch origin fbcfd2fcaae8a5cc6f44b0fa0c62fc6f47904718:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libmpc
 * [new ref]         fbcfd2fcaae8a5cc6f44b0fa0c62fc6f47904718 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbcfd2f Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild