$ git clone -n https://src.fedoraproject.org/rpms/mingw-LibRaw.git /var/lib/mock/f41-build-side-1-2751979-31147/root/chroot_tmpdir/scmroot/mingw-LibRaw
Cloning into '/var/lib/mock/f41-build-side-1-2751979-31147/root/chroot_tmpdir/scmroot/mingw-LibRaw'...
$ git fetch origin 355f6b4c037a58f8d55ea805a67aea57af219a79:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-LibRaw
 * [new ref]         355f6b4c037a58f8d55ea805a67aea57af219a79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 355f6b4 Update to 0.21.3