$ git clone -n https://src.fedoraproject.org/rpms/applet-window-buttons.git /var/lib/mock/f39-build-1629308-39541/root/chroot_tmpdir/scmroot/applet-window-buttons
Cloning into '/var/lib/mock/f39-build-1629308-39541/root/chroot_tmpdir/scmroot/applet-window-buttons'...
$ git fetch origin 0a0ef4cc24fa8dbad9e25a05ff26139bedef39b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/applet-window-buttons
 * [new ref]         0a0ef4cc24fa8dbad9e25a05ff26139bedef39b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0a0ef4c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild