$ git clone -n https://src.fedoraproject.org/rpms/golang-github-github-ssdb-gossdb.git /var/lib/mock/f38-build-side-42-init-devel-1049934-29762/root/chroot_tmpdir/scmroot/golang-github-github-ssdb-gossdb
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1049934-29762/root/chroot_tmpdir/scmroot/golang-github-github-ssdb-gossdb'...
$ git fetch origin ddc40039249bc6cbe1ba389e68f668c4aebe59b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-github-ssdb-gossdb
 * [new ref]         ddc40039249bc6cbe1ba389e68f668c4aebe59b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ddc4003 Added the README