$ git clone -n https://src.fedoraproject.org/rpms/mpdecimal.git /var/lib/mock/f41-build-824502-154118/root/chroot_tmpdir/scmroot/mpdecimal
Cloning into '/var/lib/mock/f41-build-824502-154118/root/chroot_tmpdir/scmroot/mpdecimal'...
$ git fetch origin 91f54b193e28d9da2cb0c1605546c6548e5b74f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mpdecimal
 * [new ref]         91f54b193e28d9da2cb0c1605546c6548e5b74f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91f54b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild