$ git clone -n https://src.fedoraproject.org/rpms/hstsparser.git /var/lib/mock/f38-build-side-42-init-devel-1082649-29834/root/chroot_tmpdir/scmroot/hstsparser
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1082649-29834/root/chroot_tmpdir/scmroot/hstsparser'...
$ git fetch origin 28ec3919573a8ee551401ec53878e1d9b94335d6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hstsparser
 * [new ref]         28ec3919573a8ee551401ec53878e1d9b94335d6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28ec391 Configure an issue_repository