$ git clone -n https://src.fedoraproject.org/rpms/dcraw.git /var/lib/mock/f45-build-7357-363/root/chroot_tmpdir/scmroot/dcraw
Cloning into '/var/lib/mock/f45-build-7357-363/root/chroot_tmpdir/scmroot/dcraw'...
$ git fetch origin 0af0afbd91d2dfdca1abd3c439d7d3c05fd75833:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dcraw
 * [new ref]         0af0afbd91d2dfdca1abd3c439d7d3c05fd75833 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0af0afb Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild