$ git clone -n https://git.cclinux.org/stage/rpms/clevis.git /var/lib/mock/dist-circle8-build-109203-61635/root/chroot_tmpdir/scmroot/clevis
Cloning into '/var/lib/mock/dist-circle8-build-109203-61635/root/chroot_tmpdir/scmroot/clevis'...
$ git fetch origin ea97b3669d4c53ff9b7dc1f19f990f3cc35d4d30:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/clevis
 * [new ref]         ea97b3669d4c53ff9b7dc1f19f990f3cc35d4d30 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea97b36 import clevis-15-15.el8