$ git clone -n https://src.fedoraproject.org/rpms/adw-gtk3-theme.git /var/lib/mock/f40-build-2585868-62417/root/chroot_tmpdir/scmroot/adw-gtk3-theme
Cloning into '/var/lib/mock/f40-build-2585868-62417/root/chroot_tmpdir/scmroot/adw-gtk3-theme'...
$ git fetch origin ee682a2d19037a15a29bc6d14466034f1c66dc40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/adw-gtk3-theme
 * [new ref]         ee682a2d19037a15a29bc6d14466034f1c66dc40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee682a2 Update to 5.3