$ git clone -n https://src.fedoraproject.org/rpms/perl-Gnome2-Canvas.git /var/lib/mock/f40-build-779564-130370/root/chroot_tmpdir/scmroot/perl-Gnome2-Canvas
Cloning into '/var/lib/mock/f40-build-779564-130370/root/chroot_tmpdir/scmroot/perl-Gnome2-Canvas'...
$ git fetch origin e6209312865f1750b2c957c16c5eca37a7373827:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Gnome2-Canvas
 * [new ref]         e6209312865f1750b2c957c16c5eca37a7373827 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e620931 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild