$ git clone -n https://src.fedoraproject.org/rpms/python-azure-mgmt-appcontainers.git /var/lib/mock/f38-build-side-42-init-devel-575091-25999/root/chroot_tmpdir/scmroot/python-azure-mgmt-appcontainers
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-575091-25999/root/chroot_tmpdir/scmroot/python-azure-mgmt-appcontainers'...
$ git fetch origin 6f38d171d1c45b14fec163750dbb2232c59305c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-azure-mgmt-appcontainers
 * [new ref]         6f38d171d1c45b14fec163750dbb2232c59305c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f38d17 Added the README