$ git clone -n https://src.fedoraproject.org/rpms/gawk-nl_langinfo.git /var/lib/mock/f45-build-9632-406/root/chroot_tmpdir/scmroot/gawk-nl_langinfo
Cloning into '/var/lib/mock/f45-build-9632-406/root/chroot_tmpdir/scmroot/gawk-nl_langinfo'...
$ git fetch origin da66e47683663dabfb433a8fc2c64f1d380a1c26:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gawk-nl_langinfo
 * [new ref]         da66e47683663dabfb433a8fc2c64f1d380a1c26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da66e47 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild