$ git clone -n https://src.fedoraproject.org/rpms/coin-or-OS.git /var/lib/mock/f41-build-1194949-22267/root/chroot_tmpdir/scmroot/coin-or-OS
Cloning into '/var/lib/mock/f41-build-1194949-22267/root/chroot_tmpdir/scmroot/coin-or-OS'...
$ git fetch origin d618f2f7d0a7b5e7751480739843153cfd66cd63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/coin-or-OS
 * [new ref]         d618f2f7d0a7b5e7751480739843153cfd66cd63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d618f2f Rebuild for soplex 7.1.0