$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-HTML5-Writer.git /var/lib/mock/f39-build-1441130-32372/root/chroot_tmpdir/scmroot/perl-HTML-HTML5-Writer
Cloning into '/var/lib/mock/f39-build-1441130-32372/root/chroot_tmpdir/scmroot/perl-HTML-HTML5-Writer'...
$ git fetch origin 2a55e1e668548b0f695bf26d2c5fc695d4fddfa7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-HTML5-Writer
 * [new ref]         2a55e1e668548b0f695bf26d2c5fc695d4fddfa7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a55e1e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild