$ git clone -n https://src.fedoraproject.org/rpms/libeatmydata.git /var/lib/mock/f45-build-16084-481/root/chroot_tmpdir/scmroot/libeatmydata
Cloning into '/var/lib/mock/f45-build-16084-481/root/chroot_tmpdir/scmroot/libeatmydata'...
$ git fetch origin d5d651b3601ad28fcc4b30cf5e188cf4d01399fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libeatmydata
 * [new ref]         d5d651b3601ad28fcc4b30cf5e188cf4d01399fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5d651b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild