$ git clone -n https://src.fedoraproject.org/rpms/alsa-lib.git /var/lib/mock/f40-build-1133842-20285/root/chroot_tmpdir/scmroot/alsa-lib
Cloning into '/var/lib/mock/f40-build-1133842-20285/root/chroot_tmpdir/scmroot/alsa-lib'...
$ git fetch origin a86ef666562412af4ca5c22aa0185a4ddf5b50ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alsa-lib
 * [new ref]         a86ef666562412af4ca5c22aa0185a4ddf5b50ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a86ef66 update to 1.2.12