$ git clone -n https://src.fedoraproject.org/rpms/ksanecore.git /var/lib/mock/f42-build-863668-171728/root/chroot_tmpdir/scmroot/ksanecore
Cloning into '/var/lib/mock/f42-build-863668-171728/root/chroot_tmpdir/scmroot/ksanecore'...
$ git fetch origin 889ff470331b579fdb1881577539300d7f154186:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ksanecore
 * [new ref]         889ff470331b579fdb1881577539300d7f154186 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 889ff47 fix: unify into one package and devel subpackage. Add obsoletes