$ git clone -n https://src.fedoraproject.org/rpms/gawk-select.git /var/lib/mock/f39-build-2268372-54731/root/chroot_tmpdir/scmroot/gawk-select
Cloning into '/var/lib/mock/f39-build-2268372-54731/root/chroot_tmpdir/scmroot/gawk-select'...
$ git fetch origin a8dccae5b9262fc16013472284af1edfd29d5287:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gawk-select
 * [new ref]         a8dccae5b9262fc16013472284af1edfd29d5287 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a8dccae Upgrade to new upstream release 1.1.3