$ git clone -n https://src.fedoraproject.org/rpms/jacktrip.git /var/lib/mock/f38-build-side-42-init-devel-1166254-30602/root/chroot_tmpdir/scmroot/jacktrip
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1166254-30602/root/chroot_tmpdir/scmroot/jacktrip'...
$ git fetch origin 9e3050512dcdf12416f4e2e634dd4016eb3cf0cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jacktrip
 * [new ref]         9e3050512dcdf12416f4e2e634dd4016eb3cf0cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e30505 Update to 1.10.1